[arch-dev-public] [Warning] Don't build openGL apps against fglrx-utils' libGL.so

[Jan de Groot]

> -----Oorspronkelijk bericht-----
> Van: arch-dev-public-bounces at archlinux.org [mailto:arch-dev-public-
> bounces at archlinux.org] Namens Thomas Bächler
> Verzonden: woensdag 21 november 2007 11:39
> Aan: Public mailing list for ArchLinux development
> Onderwerp: [arch-dev-public] [Warning] Don't build openGL apps against
> fglrx-utils' libGL.so
> 
> tpowa and I found this when we were trying to fix a wine bug: When
> libgl
> or nvidia-utils are installed, applications are linked against
> "libGL.so.1":
> 
> $ readelf -d /usr/lib/libGL.so|grep SONAME
>  0x000000000000000e (SONAME)             Library soname: [libGL.so.1]
> 
> However, if you try this command with fglrx-utils, it will return
> 'libGL.so.1.2' as SONAME. The binaries this produces are compatible
> with
> libgl and fglrx-utils, but not with nvidia-utils, as the file
> 'libGL.so.1.2' does not exist there (while libGL.so.1 does).
> 
> Thus, to ensure compatibility with nvidia users, only build OpenGL
> applications in environments where libgl or nvidia-utils is installed.

Can't we do the magic binary sed trick to get it replaced with
libGL.so.1\0\0 in fglrx-utils libGL.so?